EPISODE · Apr 4, 2026 · 17 MIN
午睡对人类大脑突触可塑性的调节作用
from 生命哲学
这项发表在《NeuroImage》上的研究探讨了日间短跑（午睡）对人类大脑皮层突触可塑性的调节作用。实验通过对20名健康成年人进行对比观察发现，即便是一小时左右的午睡也能显著降低突触净强度，表现为脑电图θ波活动减弱以及诱发肌肉反应所需的磁刺激强度增加。与此同时，睡眠显著提升了大脑诱发长时程增强（LTP）样塑性的能力，增强了神经网络吸收新信息的能力。研究结果证实，午睡具有与夜间睡眠相似的恢复性功能，能够有效重新校准大脑的稳态。这为理解睡眠如何通过突触稳态维持来优化认知功能提供了重要的神经生物学证据。前往小宇宙评论区与主播互动
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